| Office Name | Rolep B.O |
| Pincodes | 737131 |
| Area | Rolep |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | East Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Rong B.O |
| Pincodes | 737126 |
| Area | Rong |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | South Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Rorathang B.O |
| Pincodes | 737133 |
| Area | Rorathang |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | East Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Rumtek B.O |
| Pincodes | 737135 |
| Area | Rumtek |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | East Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Sadam B.O |
| Pincodes | 737128 |
| Area | Sadam |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | South Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Sakhu Busty B.O |
| Pincodes | 737134 |
| Area | Sakhu Busty |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | East Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Samdong B.O |
| Pincodes | 737107 |
| Area | Samdong |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | East Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Samdur B.O |
| Pincodes | 737102 |
| Area | Samdur |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | East Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Samlick-Marchak B.O |
| Pincodes | 737135 |
| Area | Samlick-Marchak |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | East Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Sanchabarey Daramdim B.O |
| Pincodes | 737121 |
| Area | Sanchabarey Daramdim |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | South Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Sanganath B.O |
| Pincodes | 737121 |
| Area | Sanganath |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | South Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Sangkalan B.O |
| Pincodes | 737116 |
| Area | Sangkalan |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | North Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Sangkhola B.O |
| Pincodes | 737134 |
| Area | Sangkhola |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | East Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Sangmoo B.O |
| Pincodes | 737139 |
| Area | Sangmoo |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | South Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Shalghari B.O |
| Pincodes | 737126 |
| Area | Shalghari |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | South Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Sherathang B.O |
| Pincodes | 737102 |
| Area | Sherathang |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | East Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Shipgyare B.O |
| Pincodes | 737120 |
| Area | Shipgyare |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | North Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Shivalaya Mandir Lingsey B.O |
| Pincodes | 737133 |
| Area | Shivalaya Mandir Lingsey |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | East Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Sichey Gaon S.O |
| Pincodes | 737101 |
| Area | Sichey Gaon |
| Office Status | Sub Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | East Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Sinchuthang B.O |
| Pincodes | 737134 |
| Area | Sinchuthang |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | East Sikkim |
| State | Sikkim |
| Telephone No. | Na |